#!/usr/bin/env node 
const me={},
      stdout=process.stdout,
      stdin=process.stdin,
      msg=['name','email','qq','mobile'];
let i=0;
stdout.write(msg[i] + ":");
stdin.on('data',(data)=>{
   me[msg[i++]]=data.toString('utf8');
  stdout.write(msg[i]+":");

});
stdin.on('end',()=>{
sydout.write('bye');
})

